US2754671A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door lock
Assignee: Ford Motor Co
•
Filing: 1950-06-22
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Granted: 1956-07-17
•
Expires: 1970-06-22
Abstract
No abstract record available.
Inventors
- 👤 Thomas C Dingman
- 👤 John W Jamieson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:36
CPC Classifications
E; E05; E05B; E05B85/00; E05B85/20; E05B85/24; E05B85/28; Y; Y10; Y10S; Y10S292/00; Y10S292/26; Y10T; Y10T292/00; Y10T292/306; Y10T292/308; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5246; Y10T70/5296; Y10T70/5345
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2094413A
Cited
US2393147A
Cited
US2362256A
Cited
US2557468A
Cited
US2538913A
Cited
US2499111A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-17 | 1960-01-16 | 1960-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-17 | 1964-01-16 | 1964-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-17 | 1968-01-16 | 1968-07-17 | $7700.00 | Window Closed / Lapsed |